55498289501 has 2 divisors, whose sum is σ = 55498289502. Its totient is φ = 55498289500.

The previous prime is 55498289449. The next prime is 55498289593. The reversal of 55498289501 is 10598289455.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 34458496900 + 21039792601 = 185630^2 + 145051^2 .

It is a cyclic number.

It is not a de Polignac number, because 55498289501 - 2¹⁰ = 55498288477 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55498283501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27749144750 + 27749144751.

It is an arithmetic number, because the mean of its divisors is an integer number (27749144751).

Almost surely, 2^55498289501 is an apocalyptic number.

It is an amenable number.

55498289501 is a deficient number, since it is larger than the sum of its proper divisors (1).

55498289501 is an equidigital number, since it uses as much as digits as its factorization.

55498289501 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184000, while the sum is 56.

The spelling of 55498289501 in words is "fifty-five billion, four hundred ninety-eight million, two hundred eighty-nine thousand, five hundred one".